Tutorials
In-App Advertising: How It Works, Revenue Reality, and Strategy
Learn how in-app advertising works, compare ad formats, estimate revenue, and choose the right monetization strategy for your app in 2026.
Tutorials
Tutorials
What Types of Apps Make the Most Money?
Explore the app types that make the most money in 2026, from games and AI tools to finance, wellness, and B2B apps, plus how each earns.
Tutorials
How to Sell Internet Data and Earn Money
Learn how to sell internet data and earn money, compare real bandwidth-sharing apps, see expected payouts, risks, safety tips, and where Mellowtel fits.
Tutorials
How to Make API Calls in Chrome Extensions
Learn how to make secure API calls in Chrome extensions using Fetch API, service workers, host permissions, authentication, and CORS handling.
Tutorials
Chrome Extension Storage API: Save and Retrieve Data
Learn how to use the Chrome Extension Storage API to save, retrieve, and track user data. Includes examples for sync and local storage, best practices, and use cases.
Tutorials
How to Create an Options Page for Your Chrome Extension
Learn how to create a Chrome extension options page, register it in manifest.json, save user preferences, and restore settings with chrome.storage.
Tutorials
How to Debug Offscreen Pages in Chrome MV3
Learn how to debug offscreen pages in Chrome Extension Manifest V3 using chrome://inspect, logging relay systems, and Inspect views.
Tutorials
Where Are Chrome Extensions Stored?
Learn where Chrome extensions are stored on Windows, macOS, and Linux, how to find profile paths, extension IDs, and stored extension data.
Tutorials
How to Monetize Firefox and Edge Extensions in 2026
Learn how to monetize your Firefox and Microsoft Edge extensions using Mellowtel. Includes step-by-step implementation guide and best practices.
Tutorials
How to Fix Axios HTTP Adapter Error in Chrome Extensions
Learn how to fix the Axios “Adapter http is not available” error in Chrome extensions by replacing Axios with Fetch API and async/await.
Tutorials
How to Solve Ollama API CORS Issues in Chrome Extensions
Learn how to fix Ollama API CORS errors in Chrome extensions by configuring Ollama origins, manifest permissions, and localhost API requests.
Tutorials
How to Create a Service Worker for Chrome Extensions
Learn how to create and implement a service worker in Chrome extensions using Manifest V3. Includes examples, best practices, and use cases.